About us

Callsure Business Telephone Numbers sell telephone and fax services to business in the UK and across the world.

We can supply Call Forwarding, Voice Over IP (VoIP), Switchboard and IVR Services, as well as Fax to Email and Email to Fax Services.

We can supply Phone numbers on the above services for the UK Europe and many other International Locations. These include all 650 UK area codes, 0845, 0871, and 0844 numbers for the UK, plus Freephone 0800 numbers.

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Company details, products & services featured within this site, are listed in good faith and do not imply endorsement or recommendation by Approved Business
Ltd. Similarly, all views and opinions expressed are those of the contributing organisations and do not necessarily reflect the views and opinions of Approved
Business Ltd, or its employees.